Multiple choice

What is the purpose of PCR (Polymerase chain reaction)?

  1. Make copies of a DNA sample

  2. Destroy a DNA sample

  3. Preserve a DNA sample

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Polymerase Chain Reaction (PCR) is a laboratory technique used to amplify a specific segment of DNA, effectively making millions of copies from a small sample.